Home / 38,332.10-52,898.24-21,565.10

Finding the Fourth Proportional to 38,332.10, 52,898.24 and 21,565.10

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Solution

The fourth proportional to 38,332.10, 52,898.24 and 21,565.10 is: 29,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.10 : 52,898.24 = 21,565.10 : x
  2. Step 2: Convert to fraction form
    38,332.10/52,898.24 = 21,565.10/x
  3. Step 3: Cross multiply
    38,332.10x = 52,898.24 × 21,565.10
  4. Step 4: Simplify right side
    38,332.10x = 1,140,755,835.42
  5. Step 5: Solve for x
    x = 1,140,755,835.42/38,332.10
  6. Step 6: Final answer
    x = 29,759.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.